Purple is a color similar in appearance to violet light. In the RYB colormodel historically used in the arts, purple is a secondary color created by combining red and blue pigments in different proportions. In the CMYK colormodel used in modern printing, purple is made by combining magentapigment with either cyan pigment, blackpigment, or both. In the RGB colormodel used in computer and television screens, purple is created by mixing red and blue light in order to create colors that appear similar to violet light.
Purple has long been associated with royalty, originally because Tyrian purple dye—made from the secretions of sea snails—was extremely expensive in antiquity. Purple was the color worn by Roman magistrates; it became the imperial color worn by the rulers of the Byzantine Empire and the Holy Roman Empire, and later by Roman Catholic bishops. Similarly in Japan, the color is traditionally associated with the emperor and aristocracy.According to contemporary surveys in Europe and the United States, purple is the color most often associated with rarity, royalty, magic, mystery, and piety. When combined with pink, it is associated with eroticism, femininity, and seduction.
